To view the forums in a traditional "list view", simply click the Forums button located in the main menu bar (at the top for desktop users, at the bottom for mobile device users).

It appears that a scammer is taking control of accounts that have weak passwords, and attempting to sell items in the Classified section. If you have a weak password, please make it stronger. And PLEASE do your due diligence before engaging in any transactions (including a voice call or video chat)!